- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F16J - Pistonscylinderspressure vessels in generalsealings
- F16J 1/00 - PistonsTrunk pistonsPlungers
Patent holdings for IPC class F16J 1/00
Total number of patents in this class: 337
10-year publication summary
|
33
|
33
|
36
|
34
|
25
|
22
|
14
|
14
|
11
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MAHLE International GmbH | 2778 |
10 |
| Aquarius Engines (A.M.) Ltd. | 37 |
10 |
| Schaeffler Technologies AG & Co. KG | 9955 |
9 |
| Caterpillar Inc. | 9594 |
8 |
| Continental Teves AG & Co. oHG | 1558 |
8 |
| Mazda Motor Corporation | 3159 |
7 |
| Mainspring Energy, Inc. | 114 |
7 |
| Robert Bosch GmbH | 42742 |
5 |
| Fisher Controls International LLC | 1506 |
5 |
| Erdrich Umformtechnik GmbH | 10 |
5 |
| Amgen Inc. | 4093 |
4 |
| KS Kolbenschmidt GmbH | 154 |
4 |
| SMC Corporation | 1359 |
4 |
| AI Alpine US Bidco Inc. | 103 |
4 |
| Cooper Machinery Services LLC | 56 |
4 |
| GM Global Technology Operations LLC | 15114 |
3 |
| Shimano Inc. | 3253 |
3 |
| Cummins Inc. | 2600 |
3 |
| Federal-Mogul Nurnberg GmbH | 134 |
3 |
| Industries Mailhot Inc. | 22 |
3 |
| Other owners | 228 |